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a5544970 | 1 | // Copyright (C) 2012-2019 Free Software Foundation, Inc. |
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2 | // |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 3, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
18 | // { dg-require-effective-target dfp } | |
19 | ||
20 | #include <decimal/decimal> | |
21 | #include <testsuite_hooks.h> | |
22 | ||
23 | using namespace std::decimal; | |
24 | ||
25 | decimal64 | |
26 | __attribute__ ((noinline)) | |
27 | my_nan64 (void) | |
28 | { | |
29 | decimal64 z = 0; | |
30 | decimal64 v = z/z; | |
31 | return v; | |
32 | } | |
33 | ||
34 | decimal64 | |
35 | __attribute__ ((noinline)) | |
36 | my_inf64 (void) | |
37 | { | |
38 | decimal64 o = 1; | |
39 | decimal64 z = 0; | |
40 | decimal64 v = o/z; | |
41 | return v; | |
42 | } | |
43 | ||
44 | int | |
45 | main () | |
46 | { | |
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47 | decimal64 v; |
48 | ||
49 | v = my_nan64 (); | |
50 | ||
51 | VERIFY (__builtin_isnand64 (v.__getval ())); | |
52 | VERIFY (!__builtin_signbitd64 (v.__getval ())); | |
53 | ||
54 | v = -v; | |
55 | ||
56 | VERIFY (__builtin_isnand64 (v.__getval ())); | |
57 | VERIFY (__builtin_signbitd64 (v.__getval ())); | |
58 | ||
59 | v = my_inf64 (); | |
60 | ||
61 | VERIFY (__builtin_isinfd64 (v.__getval ())); | |
62 | VERIFY (!__builtin_signbitd64 (v.__getval ())); | |
63 | ||
64 | v = -v; | |
65 | ||
66 | VERIFY (__builtin_isinfd64 (v.__getval ())); | |
67 | VERIFY (__builtin_signbitd64 (v.__getval ())); | |
68 | ||
69 | return 0; | |
70 | } |